19654660

素因数分解:

$2^2\times 5^1\times {\mathrm{607}}^1\times {\mathrm{1619}}^1$

素因数の和:2235

約数の個数: 24

約数和(自身を含む): 41368320

約数和(自身を除く): 21713660

約数列:

[1, 2, 4, 5, 10, 20, 607, 1214, 1619, 2428, 3035, 3238, 6070, 6476, 8095, 12140, 16190, 32380, 982733, 1965466, 3930932, 4913665, 9827330, 19654660]

約数ペア:

[(1, 19654660), (2, 9827330), (4, 4913665), (5, 3930932), (10, 1965466), (20, 982733), (607, 32380), (1214, 16190), (1619, 12140), (2428, 8095), (3035, 6476), (3238, 6070)]